Section XV — Base metals and articles of base metal
Chapter 73 — Articles of iron or steel
Heading 7305 — Other tubes and pipes (for example, welded, riveted or similarly closed), having circular crosssections, the external diameter of which exceeds 406.4 mm, of iron or steel.
National subdivision 7305.3 — Other, welded:
Subheading 7305.31 — Longitudinally welded
HS code
7305.31.90
Other
Last Verified Date - 1 October 2026
Common commodities
Large diameter longitudinally welded process pipeIndustrial residual welded pipe over 406mmHeavy-duty welded pipe for general useExtra large welded industrial conduitResidual welded piping system for utility applicationsOversized longitudinally welded pipelineGeneral application welded pipe over 406mmIndustrial pipe beyond 406.4mm diameterWelded piping component for diverse usesLarge-scale residual welded utility pipe